big issue here for parents and for all of us is privacy. how much information do you want to give away? how much information do you want your kids to give away? and quite frankly what age should your kids start being on facebook or google plus in the first place? >> yeah. you shared that with us what you're thinking teenaged? >> at the earliest. one of the things is you to, first of all, there are laws that -- by law they are not supposed to be on facebook until they're 13. and we don't let our 13-year- old on facebook. remember, kids are very socially and emotionally vulnerable at this age and that's a platform that when used unwisely which it often is, can lead to social emotional and even cognitive development issues. set limits and age limits. there are 7.5 million kids under the age of 13 on facebook today. those kids should not be on facebook! parents need to be involved. teachers need to understand this. >> let's put it in a nutshell again. you're concerned about that, that they will share things that later on could come back to haun